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package org.javaee7.validation.methods;

import java.util.Calendar;
import java.util.Date;
import java.util.List;
import javax.validation.constraints.Future;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;

/**
 * @author Arun Gupta
 */
public class MyBean {
    public String sayHello(@Size(max = 3)String name) {
        return "Hello " + name;
    }
    
    @Future
    public Date showDate(boolean correct) {
        Calendar cal = Calendar.getInstance();
        cal.add(Calendar.DAY_OF_MONTH, correct ? 5 : -5);
        return cal.getTime();
    }
    
    public String showList(@NotNull @Size(min=1, max=3) List<String> list, @NotNull String prefix) {
        StringBuilder builder = new StringBuilder();
        
        for (String s : list) {
            builder.append(prefix).append(s).append(" ");
        }
        
        return builder.toString();
    }
    
//    @NotNull(validationAppliesTo=ConstraintType.PARAMETERS)
//    @NotNull
//    public void concat(String str1, String str2) {
//        str1.concat(str2);
//    }
}
